Growth & Performance

IGF-1 LR3

Long-acting analog of insulin-like growth factor 1 with extended half-life. Studied for muscle protein synthesis, lean tissue growth, and recovery — a common pairing with CJC-1295 / Ipamorelin stacks.

Studied Benefits

Muscle-protein-synthesis research
Lean-tissue study models
Recovery research
Extended half-life vs. native IGF-1

Research Use Only

This compound is intended for laboratory and research purposes only. It is not approved for human consumption and is not intended to diagnose, treat, cure, or prevent any disease. Always consult a qualified healthcare professional.

Full Research Guide

Independently Reviewed

We only list vendors that provide third-party, batch-specific COAs.

Apollo Peptide Sciences

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PSPeptides

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Peak Lab Peptides

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Mile High Compounds

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American Peptides

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Main Peptides

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Related in Growth & Performance

CJC-1295 / Ipamorelin

A synergistic blend of growth hormone releasing hormone analog and growth hormone secretagogue for optimized GH pulses.

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Sermorelin

Growth hormone releasing hormone analogue that stimulates the pituitary to naturally increase GH production.

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